Class Validators<TResult>

Namespace

LfrlAnvil.Validation

Assembly

LfrlAnvil.Validation.dll

Creates instances of IValidator<T, TResult> type.

public static class Validators<TResult>

Type Parameters

TResult

Validator's result type.

Inheritance

object

Validators<TResult>

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Methods

All<T>(params IValidator<T, TResult>[])

Creates a new AndCompositeValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> All<T>(params IValidator<T, TResult>[] validators)

Parameters

validators IValidator<T, TResult>[]

Underlying validators.

Returns

IValidator<T, TResult>

New AndCompositeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Any<T>(params IValidator<T, TResult>[])

Creates a new OrCompositeValidator<T, TResult> instance.

[Pure]
public static IValidator<T, OrValidatorResult<TResult>> Any<T>(params IValidator<T, TResult>[] validators)

Parameters

validators IValidator<T, TResult>[]

Underlying validators.

Returns

IValidator<T, OrValidatorResult<TResult>>

New OrCompositeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Conditional<T>(Func<T, bool>, IValidator<T, TResult>, IValidator<T, TResult>)

Creates a new ConditionalValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> Conditional<T>(Func<T, bool> condition, IValidator<T, TResult> ifTrue, IValidator<T, TResult> ifFalse)

Parameters

condition Func<T, bool>

Validator's condition. When it returns true, then IfTrue gets invoked, otherwise IfFalse gets invoked.

ifTrue IValidator<T, TResult>

Underlying validator invoked when Condition returns true.

ifFalse IValidator<T, TResult>

Underlying validator invoked when Condition returns false.

Returns

IValidator<T, TResult>

New ConditionalValidator<T, TResult> instance.

Type Parameters

T

Object type.

ElementCountInRange<T>(int, int, TResult)

Creates a new IsElementCountInRangeValidator<T, TResult> instance.

[Pure]
public static IValidator<IReadOnlyCollection<T>, TResult> ElementCountInRange<T>(int minCount, int maxCount, TResult failureResult)

Parameters

minCount int

Minimum expected number of elements.

maxCount int

Maximum expected number of elements.

failureResult TResult

Failure result.

Returns

IValidator<IReadOnlyCollection<T>, TResult>

New IsElementCountInRangeValidator<T, TResult> instance.

Type Parameters

T

Element type.

Exceptions

ArgumentOutOfRangeException

When minCount is not in [0, maxCount] range.

Empty(TResult)

Creates a new IsLengthExactValidator<TResult> instance with Length equal to 0.

[Pure]
public static IValidator<string, TResult> Empty(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsLengthExactValidator<TResult> instance.

Empty<T>(TResult)

Creates a new IsElementCountExactValidator<T, TResult> instance with Count equal to 0.

[Pure]
public static IValidator<IReadOnlyCollection<T>, TResult> Empty<T>(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<IReadOnlyCollection<T>, TResult>

New IsElementCountExactValidator<T, TResult> instance.

Type Parameters

T

Element type.

EqualTo<T>(T, IEqualityComparer<T>, TResult)

Creates a new IsEqualToValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> EqualTo<T>(T determinant, IEqualityComparer<T> comparer, TResult failureResult)

Parameters

determinant T

Value to compare with.

comparer IEqualityComparer<T>

Value equality comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

EqualTo<T>(T, TResult)

Creates a new IsEqualToValidator<T, TResult> instance with Default equality comparer.

[Pure]
public static IValidator<T, TResult> EqualTo<T>(T determinant, TResult failureResult)

Parameters

determinant T

Value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

ExactElementCount<T>(int, TResult)

Creates a new IsElementCountExactValidator<T, TResult> instance.

[Pure]
public static IValidator<IReadOnlyCollection<T>, TResult> ExactElementCount<T>(int count, TResult failureResult)

Parameters

count int

Expected exact number of elements.

failureResult TResult

Failure result.

Returns

IValidator<IReadOnlyCollection<T>, TResult>

New IsElementCountExactValidator<T, TResult> instance.

Type Parameters

T

Element type.

Exceptions

ArgumentOutOfRangeException

When count is less than 0.

ExactLength(int, TResult)

Creates a new IsLengthExactValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> ExactLength(int length, TResult failureResult)

Parameters

length int

Expected exact Length.

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsLengthExactValidator<TResult> instance.

Exceptions

ArgumentOutOfRangeException

When length is less than 0.

Fail<T>(TResult)

Creates a new FailingValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> Fail<T>(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New FailingValidator<T, TResult> instance.

Type Parameters

T

Object type.

GreaterThanOrEqualTo<T>(T, IComparer<T>, TResult)

Creates a new IsGreaterThanOrEqualToValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> GreaterThanOrEqualTo<T>(T determinant, IComparer<T> comparer, TResult failureResult)

Parameters

determinant T

Value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsGreaterThanOrEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

GreaterThanOrEqualTo<T>(T, TResult)

Creates a new IsGreaterThanOrEqualToValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> GreaterThanOrEqualTo<T>(T determinant, TResult failureResult)

Parameters

determinant T

Value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsGreaterThanOrEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

GreaterThan<T>(T, IComparer<T>, TResult)

Creates a new IsGreaterThanValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> GreaterThan<T>(T determinant, IComparer<T> comparer, TResult failureResult)

Parameters

determinant T

Value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsGreaterThanValidator<T, TResult> instance.

Type Parameters

T

Object type.

GreaterThan<T>(T, TResult)

Creates a new IsGreaterThanValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> GreaterThan<T>(T determinant, TResult failureResult)

Parameters

determinant T

Value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsGreaterThanValidator<T, TResult> instance.

Type Parameters

T

Object type.

IfFalse<T>(Func<T, bool>, IValidator<T, TResult>)

Creates a new ConditionalValidator<T, TResult> instance with a passing IfTrue validator.

[Pure]
public static IValidator<T, TResult> IfFalse<T>(Func<T, bool> condition, IValidator<T, TResult> validator)

Parameters

condition Func<T, bool>

Validator's condition. When it returns true, then IfTrue gets invoked, otherwise IfFalse gets invoked.

validator IValidator<T, TResult>

Underlying validator invoked when Condition returns false.

Returns

IValidator<T, TResult>

New ConditionalValidator<T, TResult> instance.

Type Parameters

T

Object type.

IfIsNotOfType<T, TDestination>(IValidator<T, TResult>)

Creates a new TypeCastValidator<T, TDestination, TResult> instance with a passing IfIsOfType validator.

[Pure]
public static IValidator<T, TResult> IfIsNotOfType<T, TDestination>(IValidator<T, TResult> validator)

Parameters

validator IValidator<T, TResult>

Underlying validator invoked when validated object is not of TDestination type.

Returns

IValidator<T, TResult>

New TypeCastValidator<T, TDestination, TResult> instance.

Type Parameters

T

Object type.

TDestination

Object type required for IfIsOfType validator invocation.

IfIsOfType<T, TDestination>(IValidator<TDestination, TResult>)

Creates a new TypeCastValidator<T, TDestination, TResult> instance with a passing IfIsNotOfType validator.

[Pure]
public static IValidator<T, TResult> IfIsOfType<T, TDestination>(IValidator<TDestination, TResult> validator)

Parameters

validator IValidator<TDestination, TResult>

Underlying validator invoked when validated object is of TDestination type.

Returns

IValidator<T, TResult>

New TypeCastValidator<T, TDestination, TResult> instance.

Type Parameters

T

Object type.

TDestination

Object type required for IfIsOfType validator invocation.

IfTrue<T>(Func<T, bool>, IValidator<T, TResult>)

Creates a new ConditionalValidator<T, TResult> instance with a passing IfFalse validator.

[Pure]
public static IValidator<T, TResult> IfTrue<T>(Func<T, bool> condition, IValidator<T, TResult> validator)

Parameters

condition Func<T, bool>

Validator's condition. When it returns true, then IfTrue gets invoked, otherwise IfFalse gets invoked.

validator IValidator<T, TResult>

Underlying validator invoked when Condition returns true.

Returns

IValidator<T, TResult>

New ConditionalValidator<T, TResult> instance.

Type Parameters

T

Object type.

InExclusiveRange<T>(T, T, IComparer<T>, TResult)

Creates a new IsInExclusiveRangeValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> InExclusiveRange<T>(T min, T max, IComparer<T> comparer, TResult failureResult)

Parameters

min T

Minimum exclusive value to compare with.

max T

Maximum exclusive value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsInExclusiveRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

InExclusiveRange<T>(T, T, TResult)

Creates a new IsInExclusiveRangeValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> InExclusiveRange<T>(T min, T max, TResult failureResult)

Parameters

min T

Minimum exclusive value to compare with.

max T

Maximum exclusive value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsInExclusiveRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

InRange<T>(T, T, IComparer<T>, TResult)

Creates a new IsInRangeValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> InRange<T>(T min, T max, IComparer<T> comparer, TResult failureResult)

Parameters

min T

Minimum value to compare with.

max T

Maximum value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsInRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

InRange<T>(T, T, TResult)

Creates a new IsInRangeValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> InRange<T>(T min, T max, TResult failureResult)

Parameters

min T

Minimum value to compare with.

max T

Maximum value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsInRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

LengthInRange(int, int, TResult)

Creates a new IsLengthInRangeValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> LengthInRange(int minLength, int maxLength, TResult failureResult)

Parameters

minLength int

Minimum expected Length.

maxLength int

Maximum expected Length.

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsLengthInRangeValidator<TResult> instance.

Exceptions

ArgumentOutOfRangeException

When minLength is not in [0, maxLength] range.

LessThanOrEqualTo<T>(T, IComparer<T>, TResult)

Creates a new IsLessThanOrEqualToValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> LessThanOrEqualTo<T>(T determinant, IComparer<T> comparer, TResult failureResult)

Parameters

determinant T

Value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsLessThanOrEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

LessThanOrEqualTo<T>(T, TResult)

Creates a new IsLessThanOrEqualToValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> LessThanOrEqualTo<T>(T determinant, TResult failureResult)

Parameters

determinant T

Value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsLessThanOrEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

LessThan<T>(T, IComparer<T>, TResult)

Creates a new IsLessThanValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> LessThan<T>(T determinant, IComparer<T> comparer, TResult failureResult)

Parameters

determinant T

Value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsLessThanValidator<T, TResult> instance.

Type Parameters

T

Object type.

LessThan<T>(T, TResult)

Creates a new IsLessThanValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> LessThan<T>(T determinant, TResult failureResult)

Parameters

determinant T

Value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsLessThanValidator<T, TResult> instance.

Type Parameters

T

Object type.

Match(Regex, TResult)

Creates a new IsRegexMatchedValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> Match(Regex regex, TResult failureResult)

Parameters

regex Regex

Regex to match.

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsRegexMatchedValidator<TResult> instance.

MaxElementCount<T>(int, TResult)

Creates a new MaxElementCountValidator<T, TResult> instance.

[Pure]
public static IValidator<IReadOnlyCollection<T>, TResult> MaxElementCount<T>(int maxCount, TResult failureResult)

Parameters

maxCount int

Expected maximum number of elements.

failureResult TResult

Failure result.

Returns

IValidator<IReadOnlyCollection<T>, TResult>

New MaxElementCountValidator<T, TResult> instance.

Type Parameters

T

Element type.

Exceptions

ArgumentOutOfRangeException

When maxCount is less than 0.

MaxLength(int, TResult)

Creates a new MaxLengthValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> MaxLength(int maxLength, TResult failureResult)

Parameters

maxLength int

Expected maximum Length.

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New MaxLengthValidator<TResult> instance.

Exceptions

ArgumentOutOfRangeException

When maxLength is less than 0.

MinElementCount<T>(int, TResult)

Creates a new MinElementCountValidator<T, TResult> instance.

[Pure]
public static IValidator<IReadOnlyCollection<T>, TResult> MinElementCount<T>(int minCount, TResult failureResult)

Parameters

minCount int

Expected minimum number of elements.

failureResult TResult

Failure result.

Returns

IValidator<IReadOnlyCollection<T>, TResult>

New MinElementCountValidator<T, TResult> instance.

Type Parameters

T

Element type.

Exceptions

ArgumentOutOfRangeException

When minCount is less than 0.

MinLength(int, TResult)

Creates a new MinLengthValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> MinLength(int minLength, TResult failureResult)

Parameters

minLength int

Expected minimum Length.

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New MinLengthValidator<TResult> instance.

Exceptions

ArgumentOutOfRangeException

When minLength is less than 0.

NotEmpty(TResult)

Creates a new MinLengthValidator<TResult> instance with MinLength equal to 1.

[Pure]
public static IValidator<string, TResult> NotEmpty(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New MinLengthValidator<TResult> instance.

NotEmpty<T>(TResult)

Creates a new MinElementCountValidator<T, TResult> instance with MinCount equal to 1.

[Pure]
public static IValidator<IReadOnlyCollection<T>, TResult> NotEmpty<T>(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<IReadOnlyCollection<T>, TResult>

New MinElementCountValidator<T, TResult> instance.

Type Parameters

T

Element type.

NotEqualTo<T>(T, IEqualityComparer<T>, TResult)

Creates a new IsNotEqualToValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> NotEqualTo<T>(T determinant, IEqualityComparer<T> comparer, TResult failureResult)

Parameters

determinant T

Value to compare with.

comparer IEqualityComparer<T>

Value equality comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

NotEqualTo<T>(T, TResult)

Creates a new IsNotEqualToValidator<T, TResult> instance with Default equality comparer.

[Pure]
public static IValidator<T, TResult> NotEqualTo<T>(T determinant, TResult failureResult)

Parameters

determinant T

Value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotEqualToValidator<T, TResult> instance.

Type Parameters

T

Object type.

NotInExclusiveRange<T>(T, T, IComparer<T>, TResult)

Creates a new IsNotInExclusiveRangeValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> NotInExclusiveRange<T>(T min, T max, IComparer<T> comparer, TResult failureResult)

Parameters

min T

Minimum exclusive value to compare with.

max T

Maximum exclusive value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotInExclusiveRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

NotInExclusiveRange<T>(T, T, TResult)

Creates a new IsNotInExclusiveRangeValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> NotInExclusiveRange<T>(T min, T max, TResult failureResult)

Parameters

min T

Minimum exclusive value to compare with.

max T

Maximum exclusive value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotInExclusiveRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

NotInRange<T>(T, T, IComparer<T>, TResult)

Creates a new IsNotInRangeValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> NotInRange<T>(T min, T max, IComparer<T> comparer, TResult failureResult)

Parameters

min T

Minimum value to compare with.

max T

Maximum value to compare with.

comparer IComparer<T>

Value comparer.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotInRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

NotInRange<T>(T, T, TResult)

Creates a new IsNotInRangeValidator<T, TResult> instance with Default comparer.

[Pure]
public static IValidator<T, TResult> NotInRange<T>(T min, T max, TResult failureResult)

Parameters

min T

Minimum value to compare with.

max T

Maximum value to compare with.

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotInRangeValidator<T, TResult> instance.

Type Parameters

T

Object type.

Exceptions

ArgumentOutOfRangeException

When min is greater than max.

NotMatch(Regex, TResult)

Creates a new IsRegexNotMatchedValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> NotMatch(Regex regex, TResult failureResult)

Parameters

regex Regex

Regex to not match.

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsRegexNotMatchedValidator<TResult> instance.

NotMultiline(TResult)

Creates a new IsNotMultilineValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> NotMultiline(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsNotMultilineValidator<TResult> instance.

NotNull<T>(TResult)

Creates a new IsNotNullValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> NotNull<T>(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNotNullValidator<T, TResult> instance.

Type Parameters

T

Object type.

NotWhiteSpace(TResult)

Creates a new IsNotWhiteSpaceValidator<TResult> instance.

[Pure]
public static IValidator<string, TResult> NotWhiteSpace(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<string, TResult>

New IsNotWhiteSpaceValidator<TResult> instance.

Null<T>(TResult)

Creates a new IsNullValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> Null<T>(TResult failureResult)

Parameters

failureResult TResult

Failure result.

Returns

IValidator<T, TResult>

New IsNullValidator<T, TResult> instance.

Type Parameters

T

Object type.

Pass<T>()

Creates a new PassingValidator<T, TResult> instance.

[Pure]
public static IValidator<T, TResult> Pass<T>()

Returns

IValidator<T, TResult>

New PassingValidator<T, TResult> instance.

Type Parameters

T

Object type.

Switch<T, TSwitchValue>(Func<T, TSwitchValue>, IReadOnlyDictionary<TSwitchValue, IValidator<T, TResult>>)

Creates a new SwitchValidator<T, TResult, TSwitchValue> instance with a passing DefaultValidator validator.

[Pure]
public static IValidator<T, TResult> Switch<T, TSwitchValue>(Func<T, TSwitchValue> switchValueSelector, IReadOnlyDictionary<TSwitchValue, IValidator<T, TResult>> validators) where TSwitchValue : notnull

Parameters

switchValueSelector Func<T, TSwitchValue>

Object's switch value selector.

validators IReadOnlyDictionary<TSwitchValue, IValidator<T, TResult>>

Dictionary of validators identified by object's switch values.

Returns

IValidator<T, TResult>

New SwitchValidator<T, TResult, TSwitchValue> instance.

Type Parameters

T

Object type.

TSwitchValue

Object's switch value type used as a validator identifier.

Switch<T, TSwitchValue>(Func<T, TSwitchValue>, IReadOnlyDictionary<TSwitchValue, IValidator<T, TResult>>, IValidator<T, TResult>)

Creates a new SwitchValidator<T, TResult, TSwitchValue> instance.

[Pure]
public static IValidator<T, TResult> Switch<T, TSwitchValue>(Func<T, TSwitchValue> switchValueSelector, IReadOnlyDictionary<TSwitchValue, IValidator<T, TResult>> validators, IValidator<T, TResult> defaultValidator) where TSwitchValue : notnull

Parameters

switchValueSelector Func<T, TSwitchValue>

Object's switch value selector.

validators IReadOnlyDictionary<TSwitchValue, IValidator<T, TResult>>

Dictionary of validators identified by object's switch values.

defaultValidator IValidator<T, TResult>

Default validator that gets chosen when object's switch value does not exist in the Validators dictionary.

Returns

IValidator<T, TResult>

New SwitchValidator<T, TResult, TSwitchValue> instance.

Type Parameters

T

Object type.

TSwitchValue

Object's switch value type used as a validator identifier.

TypeCast<T, TDestination>(IValidator<TDestination, TResult>, IValidator<T, TResult>)

Creates a new TypeCastValidator<T, TDestination, TResult> instance.

[Pure]
public static IValidator<T, TResult> TypeCast<T, TDestination>(IValidator<TDestination, TResult> ifIsOfType, IValidator<T, TResult> ifIsNotOfType)

Parameters

ifIsOfType IValidator<TDestination, TResult>

Underlying validator invoked when validated object is of TDestination type.

ifIsNotOfType IValidator<T, TResult>

Underlying validator invoked when validated object is not of TDestination type.

Returns

IValidator<T, TResult>

New TypeCastValidator<T, TDestination, TResult> instance.

Type Parameters

T

Object type.

TDestination

Object type required for IfIsOfType validator invocation.